To produce an annual income of Tk. 1200 from a 12% stock at 90, the amount of stock required is-

Question: To produce an annual income of Tk. 1200 from a 12% stock at 90, the amount of stock required is-

Solution:
12% stock at 90 mean,
Stock face value 100 and market value 90

12 Taka can be produced from Tk. 100
1 Taka can be produced from Tk. 100/12
1200 Taka can be produced from Tk. (100 × 1200)/12 = Tk. 10000